Under the influence of the electric field, which of the following statement is true about the movement of electrons and holes in a p-type semiconductor?
 

I. Electron will move towards the positively charged plate through electron holes
II. Holes will appear to be moving towards the negatively charged plate
III. Both electrons and holes appear to move towards the positively charged plate
IV. Movement of electrons is not related to the movement of holes

The correct choice among the given is-

1. (I, II)

2. (II, III)

3. (III, IV)

4. (I, IV)